<template>
  <el-table :data="PermisstionArr" style="width: 100%; margin-bottom: 20px" row-key="id" border>
      <el-table-column label="名称" prop="name"></el-table-column>
      <el-table-column label="权限值" prop="code"></el-table-column>
      <el-table-column label="修改时间" prop="updateTime"></el-table-column>
      <el-table-column label="操作">
          <!-- row:即为已有的菜单对象|按钮的对象的数据 -->
          <template #="{ row, $index }">
              <el-button type="primary" @click="addPermisstion(row)" size="small"
                  :disabled="row.level == 4 ? true : false">{{
                      row.level == 3 ? '添加功能'
                      : '添加菜单' }}</el-button>
              <el-button type="primary" @click="updatePermisstion(row)" size="small"
                  :disabled="row.level == 1 ? true : false">编辑</el-button>
              <el-popconfirm :title="`你确定要删除${row.name}?`" width="260px" @confirm="removeMenu(row.id)">
                  <template #reference>
                      <el-button type="primary" size="small" :disabled="row.level == 1 ? true : false">删除</el-button>
                  </template>
              </el-popconfirm>

          </template>
      </el-table-column>
  </el-table>
  <!-- 对话框组件:添加或者更新已有的菜单的数据结构 -->
  <el-dialog v-model="dialogVisible" :title="menuData.id ? '更新菜单' : '添加菜单'">
      <!-- 表单组件:收集新增与已有的菜单的数据 -->
      <el-form>
          <el-form-item label="名称">
              <el-input placeholder="请你输入菜单名称" v-model="menuData.name"></el-input>
          </el-form-item>
          <el-form-item label="权限">
              <el-input placeholder="请你输入权限数值" v-model="menuData.code"></el-input>
          </el-form-item>
      </el-form>
      <template #footer>
          <span class="dialog-footer">
              <el-button @click="dialogVisible = false">取消</el-button>
              <el-button type="primary" @click="save">
                  确定
              </el-button>
          </span>
      </template>
  </el-dialog>
</template>

<script setup lang="ts">
import { ref, onMounted, reactive } from "vue";
//引入获取菜单请求API
import { reqAllPermisstion, reqAddOrUpdateMenu, reqRemoveMenu } from '@/api/acl/menu';
//引入ts类型
import type { MenuParams, PermisstionResponseData, PermisstionList, Permisstion } from '@/api/acl/menu/type';
import { ElMessage } from "element-plus";
//存储菜单的数据
let PermisstionArr = ref<PermisstionList>([]);
//控制对话框的显示与隐藏
let dialogVisible = ref<boolean>(false);
//携带的参数
let menuData = reactive<MenuParams>({
  "code": "",
  "level": 0,
  "name": "",
  "pid": 0,
})
//组件挂载完毕
onMounted(() => {
  getHasPermisstion();
});
//获取菜单数据的方法
const getHasPermisstion = async () => {
  let result: PermisstionResponseData = await reqAllPermisstion();
  if (result.code == 200) {
      PermisstionArr.value = result.data;
  }
}

//添加菜单按钮的回调
const addPermisstion = (row: Permisstion) => {
  //清空数据
  Object.assign(menuData, {
      id: 0,
      "code": "",
      "level": 0,
      "name": "",
      "pid": 0,
  })
  //对话框显示出来
  dialogVisible.value = true;
  //收集新增的菜单的level数值
  menuData.level = row.level + 1;
  //给谁新增子菜单
  menuData.pid = (row.id as number);

}
//编辑已有的菜单
const updatePermisstion = (row: Permisstion) => {
  dialogVisible.value = true;
  //点击修改按钮:收集已有的菜单的数据进行更新
  Object.assign(menuData, row);
}

//确定按钮的回调
const save = async () => {
  //发请求:新增子菜单|更新某一个已有的菜单的数据
  let result: any = await reqAddOrUpdateMenu(menuData);
  if (result.code == 200) {
      //对话框隐藏
      dialogVisible.value = false;
      //提示信息
      ElMessage({ type: 'success', message: menuData.id ? '更新成功' : '添加成功' })
      //再次获取全部最新的菜单的数据
      getHasPermisstion();
  }
}

//删除按钮回调
const removeMenu = async (id: number) => {
  let result = await reqRemoveMenu(id);
  if (result.code == 200) {
      ElMessage({ type: 'success', message: '删除成功' });
      getHasPermisstion();

  }
}


</script>

<style scoped></style>